<?php
/*
 * Copyright (c) 2013 Eugene Kuzmenko
 *
 * Permission  is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in  the Software without restriction, including without limitation the rights
 * to  use,  copy,  modify,  merge, publish, distribute, sublicense, and/or sell
 * copies  of  the  Software,  and  to  permit  persons  to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The  above  copyright  notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE  SOFTWARE  IS  PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED,  INCLUDING  BUT  NOT  LIMITED  TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS  FOR  A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS  OR  COPYRIGHT  HOLDERS  BE  LIABLE  FOR  ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * For more information, see <http://www.aljey.com>.
 */

namespace Al\Doctrine\Lib;

use Al\Core\Lib\Service,
    Doctrine\ORM\Events,
    Doctrine\Common\EventSubscriber as Subscriber,
    Doctrine\Common\Persistence\Event\LifecycleEventArgs;

/**
 * Translates Doctrine lifecycle events into the standard framework events.
 *
 * @author Eugene Kuzmenko <mail@aljey.com>
 */
class EventSubscriber implements Subscriber {

  /** @inheritdoc */
  public function getSubscribedEvents() {
    return array(Events::prePersist, Events::postPersist, Events::preUpdate,
      Events::postUpdate, Events::preRemove, Events::postRemove);
  }

  public function prePersist($args) { $this->dispatch('prePersist', $args); }
  public function postPersist($args) { $this->dispatch('postPersist', $args); }
  public function preUpdate($args) { $this->dispatch('preUpdate', $args); }
  public function postUpdate($args) { $this->dispatch('postUpdate', $args); }
  public function preRemove($args) { $this->dispatch('preRemove', $args); }
  public function postRemove($args) { $this->dispatch('postRemove', $args); }

  /**
   * Dispatches events.
   *
   * @param string $name Event name
   * @param LifecycleEventArgs $args
   */
  protected function dispatch($name, LifecycleEventArgs $args) {
    $em = $args->getObjectManager();
    $entity = $args->getObject();
    Service::get('event')->fire($em->entityShortClass($entity) . ".$name",
      array($em, $entity));
  }

}